The Professional Pure-Sinewave Series is designed for corporate networks and telecommunication equipment that require high-performance True Sinewave technology. The PP1500SWT2 can support mission-critical equipment and applications, and also has Full AVR Buck/Boost technology that stabilizes AC energy to prevent power interruptions. Our Pure Sinewave series also incorporates microprocessor-based fully digital control, and includes PowerPanel Plus (TM) Smart Power Management software which gives the user ultimate control and flexibility of power management options. The PP1500SWT2 comes with 2 (two) 12V/10Ah batteries, which are maintenance-free and user-replaceable. All your network/DSL/modem connections are protected with a 1796 Joule rating, and the device is fully SNMP/HTTP manageable with the addition of an external card. It also is equipped with 2 serial communications ports that allow for the control of 2 PCs or servers. CyberPower carries a 3-year unlimited warranty, has a professional award-winning Technical Support, and offers a lifetime Connected Equipment